5 Natural Supplements to Support Gut and Mood Health

5 Natural Supplements to Support Gut and Mood Health

5 Natural Supplements to Support Gut and Mood Health

Understanding the Gut–Mind Axis

You’ve probably heard the phrase “trust your gut” — but it’s not just a saying. Your gut and brain are in constant conversation through what’s called the gut–mind axis, a two-way communication system linking your digestive system and nervous system.

When your gut’s out of balance, your mood, focus, and even stress response can take a hit. For those with ADHD, anxiety, or mood swings, supporting gut health can make a surprising difference in mental clarity and emotional regulation.

Here are five natural supplements that help nourish both your digestion and your mind.


1. L-Glutamine – The Gut Lining’s Best Friend

L-glutamine is an amino acid that helps repair and strengthen the gut lining. A healthy gut barrier keeps unwanted particles (like toxins and undigested food) from leaking into the bloodstream — something that can trigger inflammation and brain fog.

Why it matters for mood: Chronic inflammation is linked to low motivation, anxiety, and fatigue. By soothing the gut, glutamine indirectly supports clearer thinking and steadier energy.

Try: 2–5 grams daily (powder or capsule) on an empty stomach, ideally in the morning.


2. Probiotics – The Mood-Boosting Microbes

Your gut hosts trillions of bacteria, many of which play key roles in producing neurotransmitters like serotonin and GABA — the same chemicals that influence happiness, calm, and focus.

Why it matters for mood: A balanced microbiome can reduce anxiety, improve emotional resilience, and even enhance attention.

Try: A high-quality multi-strain probiotic with Lactobacillus and Bifidobacterium species. You can also get natural probiotics from fermented foods like kefir, sauerkraut, or kimchi.


⚙️ 3. Zinc – The Unsung Hero of Digestion and Dopamine

Zinc is essential for both gut integrity and neurotransmitter production. Low zinc levels have been linked to ADHD symptoms, irritability, and poor stress tolerance.

Why it matters for mood: Zinc helps regulate dopamine and serotonin while supporting the enzymes that break down food efficiently. It’s especially important if you struggle with bloating, low appetite, or skin issues.

Try: 10–25 mg daily with food (avoid taking on an empty stomach).


4. Herbal Bitters – Nature’s Digestive Wake-Up Call

Bitter herbs like gentian, dandelion root, and artichoke leaf stimulate digestive juices and bile flow — helping your body absorb nutrients more effectively.

Why it matters for mood: Better digestion = better nutrient absorption = better neurotransmitter production. Bitters also support liver detox, which can reduce sluggishness and mental fog.

Try: A few drops of herbal bitters on the tongue before meals, or a cup of bitter herbal tea (like dandelion or chamomile).


5. Magnesium – The Calming Mineral

Often called “nature’s chill pill,” magnesium helps relax the nervous system and supports healthy gut motility (the wave-like movement that keeps digestion flowing).

Why it matters for mood: Magnesium helps reduce anxiety, smooth out irritability, and improve sleep — all while reducing inflammation that can disrupt the gut–mind connection.

Try: Magnesium glycinate or citrate, 200–400 mg daily, ideally in the evening.


The Bottom Line

Your brain doesn’t work in isolation — it’s deeply connected to your gut. By supporting digestion, balancing your microbiome, and reducing inflammation, you can naturally boost mood, focus, and mental clarity.

Even small daily changes — a probiotic, a sprinkle of zinc, or a few drops of herbal bitters — can have a ripple effect on how you feel and function


To incorporate 50 billion live cultures into your daily routine try Gut Works by Dr. Vegan


Back to blog